From patchwork Thu Nov 25 06:06:45 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshiaki Tamura X-Patchwork-Id: 72997 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 186A0B70CC for ; Thu, 25 Nov 2010 18:15:47 +1100 (EST) Received: from localhost ([127.0.0.1]:47728 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PLW3U-0007mm-4P for incoming@patchwork.ozlabs.org; Thu, 25 Nov 2010 02:15:44 -0500 Received: from [140.186.70.92] (port=60984 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PLVh4-0007a2-IL for qemu-devel@nongnu.org; Thu, 25 Nov 2010 01:52:41 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PLVh0-0007u0-33 for qemu-devel@nongnu.org; Thu, 25 Nov 2010 01:52:34 -0500 Received: from sh.osrg.net ([192.16.179.4]:33000) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PLVgz-0007s7-DB for qemu-devel@nongnu.org; Thu, 25 Nov 2010 01:52:29 -0500 Received: from fs.osrg.net (postfix@fs.osrg.net [10.0.0.12]) by sh.osrg.net (8.14.3/8.14.3/OSRG-NET) with ESMTP id oAP6q0br003040; Thu, 25 Nov 2010 15:52:01 +0900 Received: from localhost (hype-nh0.osrg.net [10.72.1.48]) by fs.osrg.net (Postfix) with ESMTP id 6F3FB3E0429; Thu, 25 Nov 2010 15:51:57 +0900 (JST) From: Yoshiaki Tamura To: kvm@vger.kernel.org, qemu-devel@nongnu.org Date: Thu, 25 Nov 2010 15:06:45 +0900 Message-Id: <1290665220-26478-7-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Mailer: git-send-email 1.7.1.2 In-Reply-To: <1290665220-26478-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> References: <1290665220-26478-1-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> X-Dispatcher: imput version 20070423(IM149) Lines: 30 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-3.0 (sh.osrg.net [192.16.179.4]); Thu, 25 Nov 2010 15:52:02 +0900 (JST) X-Virus-Scanned: clamav-milter 0.96.4 at sh X-Virus-Status: Clean X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) Cc: aliguori@us.ibm.com, mtosatti@redhat.com, ananth@in.ibm.com, ohmura.kei@lab.ntt.co.jp, dlaor@redhat.com, vatsa@linux.vnet.ibm.com, Yoshiaki Tamura , avi@redhat.com, psuriset@linux.vnet.ibm.com, stefanha@linux.vnet.ibm.com Subject: [Qemu-devel] [PATCH 06/21] vl: add a tmp pointer so that a handler can delete the entry to which it belongs. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org By copying the next entry to a tmp pointer, qemu_del_vm_change_state_handler() can be called in the handler. Signed-off-by: Yoshiaki Tamura --- vl.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/vl.c b/vl.c index 805e11f..6b6aec0 100644 --- a/vl.c +++ b/vl.c @@ -1073,11 +1073,12 @@ void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) void vm_state_notify(int running, int reason) { - VMChangeStateEntry *e; + VMChangeStateEntry *e, *ne; trace_vm_state_notify(running, reason); - for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) { + for (e = vm_change_state_head.lh_first; e; e = ne) { + ne = e->entries.le_next; e->cb(e->opaque, running, reason); } }